It is quite clear, especially from the last instance, that Paul is not using flesh simply in the sense of the body, as we say flesh and blood. How, then, is he using it? He really means human nature in all its weakness, and he means human nature in its vulnerability to sin. He means that part of human beings which offers sin a way in. He means sinful human nature, apart from Christ, everything that attaches people to the world instead of to God. To live according to the flesh is to live a life dominated